If you bought multiple copies of Office and used the same Install button to install Office on multiple PCs, activation fails on the other PCs. This happens because each Install button is associated with a unique product key that can only be installed on one PC. To fix this, you can change the product key for the other PCs where you installed Office.

Tip: If you get an Input Error: Can not find script file... message, it means that you used the wrong command. Don’t worry, running the wrong command won’t hurt anything. Double-check your Office and Windows versions and try a different command.

Copy the following command, paste the command into the Command Prompt window, and then press Enter.

The command prompt displays the last five characters of the product key that was used to install Office on the PC. Our example below uses XXXXX to represent these characters.

Copy the following command, paste the command into the Command Prompt window, and replace XXXXX with the last 5 digits of the product key that was shown in the previous step. Press Enter to remove the product key.

Tip: If you get an Input Error: Can not find script file... message, it means that you used the wrong command. Don’t worry, running the wrong command won’t hurt anything. Double-check your Office and Windows versions and try a different command.

Copy the following command, paste the command into the Command Prompt window, and then press Enter.

The command prompt displays the last five characters of the product key that was used to install Office on the PC. Our example below uses XXXXX to represent these characters.

Copy the following command, paste the command into the Command Prompt window, and replace XXXXX with the last 5 digits of the product key that was shown in the previous step. Press Enter to remove the product key.

Tip: If you get an Input Error: Can not find script file... message, it means that you used the wrong command. Don’t worry, running the wrong command won’t hurt anything. Double-check your Office and Windows versions and try a different command.

Copy the following command, paste the command into the Command Prompt window, and then press Enter.

The command prompt displays the last five characters of the product key that was used to install Office on the PC. Our example below uses XXXXX to represent these characters.

Copy the following command, paste the command into the Command Prompt window, and replace XXXXX with the last 5 digits of the product key that was shown in the previous step. Press Enter to remove the product key.

Tip: If you get an Input Error: Can not find script file... message, it means that you used the wrong command. Don’t worry, running the wrong command won’t hurt anything. Double-check your Office and Windows versions and try a different command.

Copy the following command, paste the command into the Command Prompt window, and then press Enter.

The command prompt displays the last five characters of the product key that was used to install Office on the PC. Our example below uses XXXXX to represent these characters.

Copy the following command, paste the command into the Command Prompt window, and replace XXXXX with the last 5 digits of the product key that was shown in the previous step. Press Enter to remove the product key.

Tip: If you get an Input Error: Can not find script file... message, it means that you used the wrong command. Don’t worry, running the wrong command won’t hurt anything. Double-check your Office and Windows versions and try a different command.

Copy the following command, paste the command into the Command Prompt window, and then press Enter.

The command prompt displays the last five characters of the product key that was used to install Office on the PC. Our example below uses XXXXX to represent these characters.

Copy the following command, paste the command into the Command Prompt window, and replace XXXXX with the last 5 digits of the product key that was shown in the previous step. Press Enter to remove the product key.

Tip: If you get an Input Error: Can not find script file... message, it means that you used the wrong command. Don’t worry, running the wrong command won’t hurt anything. Double-check your Office and Windows versions and try a different command.

Copy the following command, paste the command into the Command Prompt window, and then press Enter.

The command prompt displays the last five characters of the product key that was used to install Office on the PC. Our example below uses XXXXX to represent these characters.

Copy the following command, paste the command into the Command Prompt window, and replace XXXXX with the last 5 digits of the product key that was shown in the previous step. Press Enter to remove the product key.